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Peptide Starter Guide

Research peptides,
explained simply.

Clear, beginner-friendly guides to handling research peptides the right way — reconstitution, dosing math, purity, storage. No jargon, no fluff.

Start with reconstitution →

Latest guides

Getting started
Getting started

How to Reconstitute Peptides

Turn freeze-dried powder into a usable solution in two minutes — step by step, with bacteriostatic water.

Getting started

How Much BAC Water to Use

The simple math behind concentration — how much bacteriostatic water to add, with reference tables.

Quality & trust

What Is a COA? (Purity Testing)

How to read a Certificate of Analysis and tell whether what you're getting is actually what's on the label.

Compound guides

Research overviews
Compound guide

What Is GHK-Cu?

The copper-binding tripeptide studied in skin and tissue-remodeling research.

Compound guide

What Is NAD+?

The coenzyme at the center of cellular energy, studied in metabolic and longevity research.

Compound guide

What Is Semax?

A short peptide studied in cognition and neuroprotection research.

Compound guide

What Is Selank?

A short peptide studied in anxiety and immunomodulation research.

Compound guide

What Is Cagrilintide?

The long-acting amylin analog behind the “CagriSema” research pairing.

Compound guide

What Is Tesamorelin?

A stabilized GHRH analog studied for its effect on growth-hormone signalling.

Compound guide

What Is MOTS-c?

A mitochondrial-derived peptide studied in metabolic and exercise research.

Compound guide

What Is Retatrutide?

The first triple-receptor agonist — what it is, how it works, and how it's handled in the lab.

Compound guide

What Is Tirzepatide?

The dual GLP-1 / GIP agonist — mechanism, how it compares, and lab handling.

Compound guide

What Is Semaglutide?

The most-studied single GLP-1 agonist — the reference point for the whole family.

Compound guide

What Is BPC-157?

The tissue-repair research peptide — origin, the BPC + TB pairing, and lab handling.

Compound guide

What Is TB-500?

Based on thymosin beta-4 — what it is, the BPC + TB blend, and how it's handled.

Where to buy

Need research-grade supplies?

Once you've got the basics down, you'll need clean bacteriostatic water and tested compounds. We recommend Vital Chems:

  • US-based, third-party HPLC tested — COA on every order
  • Same-day shipping before 1:30 PM PT
  • Fast, responsive support
Visit Vital Chems →

New to peptides?

Start with our reconstitution guide — it's the simplest possible introduction, and most people are set up in under five minutes.

Read the guide →